CN206411488U - A kind of Intelligent switch controller - Google Patents
A kind of Intelligent switch controller Download PDFInfo
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- CN206411488U CN206411488U CN201720009115.6U CN201720009115U CN206411488U CN 206411488 U CN206411488 U CN 206411488U CN 201720009115 U CN201720009115 U CN 201720009115U CN 206411488 U CN206411488 U CN 206411488U
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- oxide
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- semiconductor module
- logical operation
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Abstract
The utility model relate to a kind of Intelligent switch controller, including housing and the voltage transformation module, signal input modular converter, logical operation process device, current sampling circuit, the first metal-oxide-semiconductor module, the second metal-oxide-semiconductor module and the MOS power driving circuits that are arranged in housing；Voltage transformation module is connected with external power source, signal input modular converter is electrically connected with logical operation process device, logical operation process device is electrically connected with the first metal-oxide-semiconductor module and MOS power driving circuits respectively, first metal-oxide-semiconductor module is electrically connected with the second metal-oxide-semiconductor module, and signal is fed back to logical operation process device by the second metal-oxide-semiconductor module by current sampling circuit.Prior art is different from, the utility model can ensure the reliable implementation of power distribution automation to improving the reliability of non-maintaining gas-filling cabinet, substantially increase the power supply reliability of urban power distribution network.
Description
Technical field
The utility model is related to switch cubicle linear quadratic control equipment technical field, more particularly to a kind of intelligent switching control dress
Put.
Background technology
With the continuous improvement for carrying out in a deep going way to require power supply reliability with user of urban power distribution network cabling reconstructing, fill
Gas holder has obtained substantial amounts of application because of its powerful performance advantage.Simultaneously with country vigorously advocate strong intelligent grid construction and
The raising of Distribution Automation Technology, at present, the gas-filling cabinet that domestic many urban power distribution networks are used are required to realize power distribution automation
Function or reserved power distribution automation interface, this requires gas-filling cabinet to possess electric operating function.At present, distribution switch is set
Standby application is more and more, particularly applies very serious in the moist dew condensation phenomenon in coastal area, traditional switch controller is most
Using the control mode of contactor or exposed relay circuit plate, contactor or relay after multiple drop-out current,
Contact is impaired to be easily bonded, and the contact of contactor and relay is opened away from very little, in humid area, easily causes contact short circuit,
And then cause the mistake point of switch, close by mistake, cause serious electric power safety accident, threaten personal security.
Utility model content
For this reason, it may be necessary to which provide one kind cut-offs load, good seal performance, with electric motor protecting and splitting or integrating lock using contactless
The Intelligent switch controller of coil delay protection function, the dangerous problem for preventing switch cubicle.
To achieve the above object, inventor provide a kind of Intelligent switch controller, including housing and be arranged on shell
Internal voltage transformation module, signal input modular converter, logical operation process device, current sampling circuit, the first metal-oxide-semiconductor mould
Block, the second metal-oxide-semiconductor module and MOS power driving circuits；
The voltage transformation module is connected with external power source, and supplies electricity to signal input modular converter and logic respectively
Arithmetic processor, the signal input modular converter is electrically connected with logical operation process device, the logical operation process device difference
Electrically connected with the first metal-oxide-semiconductor module and MOS power driving circuits, the first metal-oxide-semiconductor module is electrically connected with the second metal-oxide-semiconductor module
Connect, the second metal-oxide-semiconductor module includes the first metal-oxide-semiconductor, the second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor, the MOS power driving circuits
Electrically connected respectively with the first metal-oxide-semiconductor, the second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor；
Signal is fed back to logical operation process device by the second metal-oxide-semiconductor module by current sampling circuit.
As a kind of preferred structure of the present utility model, the voltage transformation module includes battery filter and prevents reversal connection electricity
Road and voltage conversion circuit；
The battery filter and prevent reversal connection circuit to be connected with external power source, battery filter and prevent reversal connection circuit and electricity
Voltage conversion circuit is electrically connected, and the voltage conversion circuit is connected with signal input modular converter, logical operation process device respectively.
As a kind of preferred structure of the present utility model, the housing is provided with conjunction position indicator lamp, point position indicator lamp, failure
Indicator lamp and SR, conjunction position indicator lamp, point position indicator lamp, malfunction indicator lamp and SR respectively with logic
Arithmetic processor is connected.
As a kind of preferred structure of the present utility model, the housing is all-sealed structure Al alloy shell, the first MOS
Tube module, the second metal-oxide-semiconductor module and MOS power driving circuits are handled by encapsulating and are sealed in Al alloy shell.
As a kind of preferred structure of the present utility model, the housing is provided with plug-in type connection terminal, the plug-in
Binding post is electrically connected with voltage transformation module.
Be different from prior art, above-mentioned technical proposal using contactless metal-oxide-semiconductor cut-off load solve traditional relay and
Contacts of contactor is bonded problem, and possesses the error protection to motor and on/off switch coil, prevents because mechanism has some setbacks
The problem of causing motor and coil burnout, reduce the maintenance cost of switchgear；Using printed circuit board (PCB), eliminate many secondary
Wiring, it is not only cost-effective, improve operating efficiency and improve product reliability；The sealing skill of epoxy resin is noted using tank
Art, makes electrical control gear possess the performances such as anti-dewing, anticorrosion, substantially increases product reliability；Connect using plug-in
Line terminals, not only wiring is simple, and installs, is very convenient to；The whole series can be had using standardization, modularized production simultaneously
Beneficial to product mass production, production efficiency is improved, and makes product that there is the uniformity of height, can effectively ensure product matter
Amount.The utility model is had many advantages compared with prior art, and key is served to the reliability for improving non-maintaining gas-filling cabinet
The effect of property, and the reliable implementation of power distribution automation can be ensured, substantially increase the power supply reliability of urban power distribution network.
Brief description of the drawings
Fig. 1 is the front view of the present embodiment housing；
Fig. 2 is the circuit control module figure of the present embodiment；
Fig. 3 is the circuit control principle figure of the present embodiment.
Description of reference numerals：
10th, housing；
11st, position indicator lamp is closed；
12nd, position indicator lamp is divided；
13rd, malfunction indicator lamp；
14th, SR；
15th, plug-in type connection terminal；
20th, voltage transformation module；
201st, battery filter and reversal connection circuit is prevented；
202nd, voltage conversion circuit；
21st, signal input modular converter；
22nd, logical operation process device；
23rd, current sampling circuit；
24th, the first metal-oxide-semiconductor module；
25th, the second metal-oxide-semiconductor module；
251st, the first metal-oxide-semiconductor；
252nd, the second metal-oxide-semiconductor；
253rd, the 3rd metal-oxide-semiconductor；
26th, MOS power driving circuits.
Embodiment
To describe technology contents of the present utility model, construction feature, the objects and the effects in detail, below in conjunction with implementation
Mode simultaneously coordinates accompanying drawing to be explained in detail.
Refer to Fig. 1, Fig. 2 and Fig. 3, a kind of Intelligent switch controller of the utility model, including housing 10 and set
Put voltage transformation module 20, signal input modular converter 21, logical operation process device 22, current sampling circuit in housing
23rd, the first metal-oxide-semiconductor module 24, the second metal-oxide-semiconductor module 25 and MOS power driving circuits 26；The voltage transformation module with it is outer
Portion's power supply is connected, and supplies electricity to signal input modular converter and logical operation process device, the signal input conversion respectively
Module is electrically connected with logical operation process device, and the logical operation process device drives with the first metal-oxide-semiconductor module and MOS power respectively
Dynamic circuit electrical connection, the first metal-oxide-semiconductor module is electrically connected with the second metal-oxide-semiconductor module, and the second metal-oxide-semiconductor module includes first
Metal-oxide-semiconductor 251, the second metal-oxide-semiconductor 252 and the 3rd metal-oxide-semiconductor 253, the MOS power driving circuits respectively with the first metal-oxide-semiconductor, second
Metal-oxide-semiconductor and the electrical connection of the 3rd metal-oxide-semiconductor；Signal is fed back to logic by current sampling circuit and transported by the second metal-oxide-semiconductor module
Calculate processor.The present embodiment cut-offs load using technical grade metal-oxide-semiconductor, reliably cut-offs load, service life at least 20000 times with
On.
In the present embodiment, the voltage transformation module includes battery filter and prevents reversal connection circuit and voltage conversion electricity
Road；The battery filter and prevent reversal connection circuit to be connected with external power source, battery filter and prevent reversal connection circuit from turning with voltage
Circuit electrical connection is changed, the voltage conversion circuit is connected with signal input modular converter, logical operation process device respectively.
As shown in figure 1, the housing is provided with conjunction position indicator lamp 11, point position indicator lamp 12, malfunction indicator lamp 13 and answers
Position button 14, conjunction position indicator lamp, point position indicator lamp, malfunction indicator lamp and SR respectively with logical operation process device
It is connected.There is the present embodiment splitting or integrating to indicate and fault alarm instruction, by indicating fault action message, can determine whether that failure is former
Cause and scope, prestissimo solve problem.
In the present embodiment, the housing is all-sealed structure Al alloy shell, the first metal-oxide-semiconductor module, the second metal-oxide-semiconductor mould
Block and MOS power driving circuits are handled by encapsulating to be sealed in Al alloy shell.The housing is provided with plug-in terminals
Son 15, the plug-in type connection terminal is electrically connected with voltage transformation module.The present embodiment uses all-sealed structure, non-maintaining to set
Meter, internal encapsulating processing, can be suitably used for various moist, condensation environment.Can in rugged environment reliable normal work；Control back
Road part is sealed in Al alloy shell using encapsulating processing, can reach water-proof function, degree of protection can reach IP54, meet state
One or two fused controlling wiring boards of net ring main unit are using sealing, it is desirable to the waterproof requirement reached.
The present embodiment judges programming to metal-oxide-semiconductor by the hardware design of integrated circuit by the certain logical relation of single-chip microcomputer
The control of shut-off is turned on, so as to realize startup and stopping to the motor on distribution switchgear cabinet, on/off switch coil.Utilize metal-oxide-semiconductor
Contactless turn-off function, improves the life-span of equipment.Fault-current signal is gathered by special piezo-resistance in hardware design,
And the conversion through analog signal and data signal, mcu programming setting fault current size, for judging to motor and coil
The definite value of starting protection.This definite value can flexibly set different definite values according to the different structural parameters of client.Pass through hardware design
The soft start that can be achieved to motor is programmed with software program, can be good at solving what the control of motor traditional controller scheme was brought
Rush of current easily causes the phenomenon of damage.
According to circuit control principle figure in Fig. 3, design and make printed circuit board (PCB), by metal-oxide-semiconductor, Switching Power Supply, plug-in
Binding post base etc., by high-precision chip mounter welding on a printed circuit, control board is made, at the same design and
A kind of sizeable seal box is produced, then the circuit board being welded is arranged on seal box, ring is poured on seal box
Oxygen tree fat, treats that epoxy resin solidifies completely, and now control board and seal box are connected, by plug-in type connection terminal plug
Connecting terminal socket is inserted, it is then outer to connect outside line（Auxiliary switch, button, motor and power line）.Adopted in the present embodiment
Integrated circuit module is used, space-consuming very little installs very convenient, simplifies outer control loop wiring to greatest extent, help
In raising production efficiency.The present embodiment be specific to loop-network switch cabinet have electronic splitting or integrating lock control, with the spot close,
Separating brake and distant place splitting or integrating lock control function.Using single-chip microcomputer as key control unit, integrated circuit modules as energy storage motor and
Magnet switching control element, by the control program of optimization, realizes the intelligentized control method to ring main unit, relatively conventional relay
Device control loop advantage is notable.
The present embodiment operation principle is as follows：
1st, motor energy storage-combined floodgate logic
Connect working power, when without interlocking signal LS1, LS2 and earthed switch LS3 simultaneously in open position when, press
During switch knob SB1, achievable motor M rotating forward, i.e. energy storage, when detecting energy storage auxiliary switch S1 in place, closing coil HQ leads to
Electricity, completes breaker closing process.
2nd, separating brake logic
Working power is connected, when switch is in closing position QF, opening button SB2 is pressed, switching winding TQ is powered, complete
Into breaker open operation process, breaker open operation is not by interlocking signal control.
3rd, interlock logic
Working power is connected, when interlocking auxiliary switch LS1, LS2, LS3 signal（I.e. input quantity is disconnection）, now close
Lock the operation of killer switch electric switch-on.
4th, protection act logic
Energy storage alarm time sets 15s, i.e., when switch knob SB1 is pressed, be not detected by energy storage S1 in 15s and open into letter
Number when, send alarm and indicate, and disconnect motor M loops；
Combined floodgate alarm time sets 5s, when energy storage switch S1 signals open fashionable, combined floodgate is not detected by 5s and is opened into signal
During QF, send alarm and indicate, and cut off closing coil HQ loops；
Separating brake alarm time sets 5s, when switch is in closing position QF and opening button is pressed, is not detected in 5s
When opening to separating brake into QF signals, send alarm and indicate, and cut off switching winding TQ；
After alarm, which occurs, in device to be indicated, need that energy storage, conjunction or sub-switching operation next time could be carried out after hand-reset.
The implementation of software program：
The control device is write using single-chip microcomputer.Controller is carried out to system serial ports, timer, I/O ports after the power-up
Initialization, will enter major cycle after initialization.Major cycle mainly detects module, motor by the position of the switch and is controlled
Module, A/D modular converters etc. are constituted.
Distinguish prior art, the present embodiment using it is contactless cut-off load, good seal performance, with electric motor protecting and conjunction,
The Intelligent switch controller of switching winding delay protection function.Power distribution cabinet can be made really to turn into non-maintaining, intellectuality after installation
Switchgear, be greatly improved and power supply reliability and realized power distribution automation.Load is cut-off using contactless metal-oxide-semiconductor to solve
Traditional relay and contacts of contactor bonding problem, and possess the error protection to motor and on/off switch coil, prevent
The problem of mechanism, which has some setbacks, causes motor and coil burnout, the maintenance cost of switchgear is reduced；Using printed circuit board (PCB),
Many secondary connections are eliminated, it is not only cost-effective, improve operating efficiency and improve product reliability；Ring is noted using tank
The Sealing Technology of oxygen tree fat, makes electrical control gear possess the performances such as anti-dewing, anticorrosion, substantially increases product reliable
Property；Using plug-in type connection terminal, not only wiring is simple, and installs, is very convenient to；The whole series can use standard simultaneously
Change, modularized production, be conducive to product mass production, improve production efficiency, and make product that there is the uniformity of height, can
It is effective to ensure product quality.
Embodiment of the present utility model is the foregoing is only, scope of patent protection of the present utility model is not thereby limited,
The equivalent structure transformation that every utilization the utility model specification and accompanying drawing content are made, or directly or indirectly it is used in other phases
The technical field of pass, is similarly included in scope of patent protection of the present utility model.
Claims (5)
1. a kind of Intelligent switch controller, it is characterised in that：Including housing and the voltage transformation module being arranged in housing,
Signal input modular converter, logical operation process device, current sampling circuit, the first metal-oxide-semiconductor module, the second metal-oxide-semiconductor module and
MOS power driving circuits；
The voltage transformation module is connected with external power source, and supplies electricity to signal input modular converter and logical operation respectively
Processor, signal input modular converter is electrically connected with logical operation process device, and the logical operation process device is respectively with the
One metal-oxide-semiconductor module and the electrical connection of MOS power driving circuits, the first metal-oxide-semiconductor module are electrically connected with the second metal-oxide-semiconductor module,
The second metal-oxide-semiconductor module includes the first metal-oxide-semiconductor, the second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor, the MOS power driving circuits difference
Electrically connected with the first metal-oxide-semiconductor, the second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor；
Signal is fed back to logical operation process device by the second metal-oxide-semiconductor module by current sampling circuit.
2. Intelligent switch controller according to claim 1, it is characterised in that：The voltage transformation module includes power supply
Filter and prevent reversal connection circuit and voltage conversion circuit；
The battery filter and prevent reversal connection circuit to be connected with external power source, battery filter and prevent reversal connection circuit from turning with voltage
Circuit electrical connection is changed, the voltage conversion circuit is connected with signal input modular converter, logical operation process device respectively.
3. Intelligent switch controller according to claim 1, it is characterised in that：The housing is indicated provided with position is closed
Lamp, point position indicator lamp, malfunction indicator lamp and SR, conjunction position indicator lamp, point position indicator lamp, malfunction indicator lamp and
SR is connected with logical operation process device respectively.
4. Intelligent switch controller according to claim 1, it is characterised in that：The housing closes for all-sealed structure aluminium
Golden shell, the first metal-oxide-semiconductor module, the second metal-oxide-semiconductor module and MOS power driving circuits are handled by encapsulating is sealed in aluminium conjunction
In golden shell.
5. Intelligent switch controller according to claim 1, it is characterised in that：The housing is provided with plug-in wiring
Terminal, the plug-in type connection terminal is electrically connected with voltage transformation module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720009115.6U CN206411488U (en) | 2017-01-05 | 2017-01-05 | A kind of Intelligent switch controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720009115.6U CN206411488U (en) | 2017-01-05 | 2017-01-05 | A kind of Intelligent switch controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206411488U true CN206411488U (en) | 2017-08-15 |
Family
ID=59553905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720009115.6U Expired - Fee Related CN206411488U (en) | 2017-01-05 | 2017-01-05 | A kind of Intelligent switch controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206411488U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111736498A (en) * | 2020-04-13 | 2020-10-02 | 江苏洛云电力科技有限公司 | Ring main unit control system and working method thereof |
-
2017
- 2017-01-05 CN CN201720009115.6U patent/CN206411488U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111736498A (en) * | 2020-04-13 | 2020-10-02 | 江苏洛云电力科技有限公司 | Ring main unit control system and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 Termination date: 20180105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |